1. Self-induced Increase of Gut Motility and the Control of Parasitic Infections in Wild Chimpanzees

   • M. A. Huffman
   • J. M. Caton

   OriginalPaper Pages: 329 - 346

2. Semifree-ranging Tufted Capuchins (Cebus apella) Spontaneously Use Tools to Crack Open Nuts

   • Eduardo B. Ottoni
   • Massimo Mannu

   OriginalPaper Pages: 347 - 358

3. Food Habits of Formosan Rock Macaques (Macaca cyclopis) in Jentse, Northeastern Taiwan, Assessed by Fecal Analysis and Behavioral Observation

   • Hsiu-Hui Su
   • Ling-Ling Lee

   OriginalPaper Pages: 359 - 377

4. Primate Population Densities and Sizes in Atlantic Forest Remnants of Northern Espírito Santo, Brazil

   • Adriano G. Chiarello
   • Fabiano R. de Melo

   OriginalPaper Pages: 379 - 396

5. Distribution and Habitat Associations of Baboons (Papio hamadryas) in Central Eritrea

   • D. Zinner
   • F. Peláez
   • F. Torkler

   OriginalPaper Pages: 397 - 413

6. Group Composition and Adult Sex-ratio of Hamadryas Baboons (Papio hamadryas hamadryas) in Central Eritrea

   • D. Zinner
   • F. Peláez
   • F. Torkler

   OriginalPaper Pages: 415 - 430

7. Habitat Use and Structural Preferences of Captive Western Lowland Gorillas (Gorilla gorilla gorilla(: Effects of Environmental and Social Variables

   • T. S. Stoinski
   • M. P. Hoff
   • T. L. Maple

   OriginalPaper Pages: 431 - 447

8. Time Allocation Patterns of Lowland Woolly Monkeys (Lagothrix lagotricha poeppigii) in a Neotropical Terra Firma Forest

   • Anthony Di Fiore
   • Peter S. Rodman

   OriginalPaper Pages: 449 - 480

9. Group Fission in Moor Macaques (Macaca maurus)

   • Kyoko Okamoto
   • Shuichi Matsumura

   OriginalPaper Pages: 481 - 493

10. The Adaptive Significance of Geophagy for Japanese Macaques (Macaca fuscata) at Arashiyama, Japan

    • J. V. Wakibara
    • M. A. Huffman
    • S. Russel

    OriginalPaper Pages: 495 - 520